Classification
D - World History
396
M - Music
345
Z - Library Science
243
F - General American History
177
E - United States History
140
H - Social Science
70
C - Historical Sciences
67
B - Philosophy, Psychology, Religion
65
K - Law
61
J - Political Science
43
T - Technology
33
P - Language and Literature
28
A - General Works
26
L - Education
22
U - Military Science
22
S - Agriculture
21
R - Medicine
11
N - Fine Arts
10
Q - Science
9
V - Naval Science
6
G - Geography, Anthropology, Recreation
4